.main-header{
    border-top: 1px solid #ccc;
}

.main-header-title{
    font-weight: bold;
}

.main-div {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}

.main-div-item {
    flex: 1;
    margin: 0 5px;
    border: 1px solid #ccc;
    border-radius: 5px;
    box-shadow: 0 0 5px #ccc;
}

.main-div-item-half{
    flex: 0.8;
    margin: 0 5px;
    border: 1px solid #ccc;
    border-radius: 5px;
    box-shadow: 0 0 5px #ccc;
}

.main-div-item-title {
    background-color: #f0f0f0;
    padding: 5px;
    font-weight: bold;
    font-size: 16px;
    height: 50px;
    line-height: 50px;
    text-align: center;
    border-bottom: 1px solid #ccc;
}

.main-div-item-num {
    user-select: none;
    padding: 5px;
    font-size: 75px;
    height: 150px;
    font-weight: bold;
    line-height: 150px;
    text-align: center;
    color: #477efc;
    text-shadow: 0 0 5px #477efc;
}

.main-div-item-num.red{
    color:red;
    text-shadow: 0 0 5px red;
}

.main-div-item-num.green{
    color:green;
    text-shadow: 0 0 5px green;
}